Dignus buchsbaumi Fibiger

FIBIGER, MICHAEL, 2010, Revision of the Micronoctuidae (Lepidoptera: Noctuoidea) Part 3, Taxonomy of the Tactusinae, Zootaxa 2583 (1), pp. 1-119 : 39-40

Dignus buchsbaumi Fibiger , new species

( Plate 5 , figure 2; female genit. plate 23, figure 6)

Material examined. Holotype: female, Indonesia, Lombok centr., Senaru, Gg. Rinjani, 8’18’02 S, 16’24’31 E, 515 m, 28.vii.2003, leg. Ulf Buchsbaum, genit. prep. 4646 M. Fibiger, coll. MF, to be deposited in ZSM.

Diagnosis. Imago (external). Wingspan: 12 mm.

Labial palps: porrect; second segment brown outside, beige inside, roughly scaled vertically; third segment 1/4 of second, narrow, brown.

Head, patagia, tegulae, thorax, and ground colour of forewing: dark greyish brown.

Crosslines: antemedial and subterminal lines well marked, black, almost straight; other lines weakly marked, except narrow terminal line (apo.).

Abdomen: dark grey, with dorsal tuft on basal segment.

Reniform stigma: whitish yellow; black outlined.

Hindwing: grey, discal spot absent.

Underside: grey, costal area of both wings suffused with black scales, discal spot absent.

Female genitalia. Ovipositor: quadrangular, with rounded corners.

Posterior apophyses: 2.5 times longer than ovipositor (apo.).

Anterior apophyses: as long as ovipositor (apo.).

7 th abdominal segment: as long as broadest width; anteriorly heavily sclerotised, with long, lateral pockets (apo.).

7 th and 8 th abdominal segment: fused; slightly longer than broad.

8 th abdominal segment: half as long as wide (apo.).

Ostium: displaced slightly to left; positioned anteriorly at 7 th segment, at end of cylindrical postvaginal channel (apo.).

Antrum: narrow, short, ringlike (apo.).

Ductus bursae: membranous, very long and narrow; 3 times as long as corpus bursae.

Appendix bursae: arising posteriorly from ductus bursae.

Signum: cross shaped; longitudinal bar weaker and broader, platelike.

Distribution. D. buchsbaumi known only from type-locality, Indonesia, Bali.

Figures

PLATE 5. Figures 1–8. Dignus, Vas, Nilgerides, and Fustis species, adults. 1, Tumula flavicollis, female holotype, Thailand N, Fang; 2, D. buchsbaumi, female holotype, Indonesia, Lombok; 3, Vas owadai, female holotype, Thailand N, Chiang Mai; 4, V. proceus, female holotype, Vietnam N, Da Lat; 5, Nilgirdes trifasciata, female holotype, Indonesia, Sumatra; 6, Fustis sterlingi, male holotype, China, Hong Hong, and female paratype, with same data; 7, F. malaysiensis, male holotype, Malaysia W, Trengganu; 8, F. parasensora, male holotype, Laos S, Sayaboury.